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Finding the Fourth Proportional to 8,371.95, 11,524.26 and 7,237.08

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Solution

The fourth proportional to 8,371.95, 11,524.26 and 7,237.08 is: 9,962.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,371.95 : 11,524.26 = 7,237.08 : x
  2. Step 2: Convert to fraction form
    8,371.95/11,524.26 = 7,237.08/x
  3. Step 3: Cross multiply
    8,371.95x = 11,524.26 × 7,237.08
  4. Step 4: Simplify right side
    8,371.95x = 83,401,991.56
  5. Step 5: Solve for x
    x = 83,401,991.56/8,371.95
  6. Step 6: Final answer
    x = 9,962.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.